PREFORM CATHETER

Abstract

Abstract Translated from French LE CATHETER DECRIT EST FORME PAR UN SEUL TUBE SOUPLE PREFORME. LE TUBE A LA FORME DU CHIFFRE 4 AVEC UN CORPS 10 ET UNE EXTREMITE DISTALE 20 CONSTITUEE DE DEUX ELEMENTS 30, 40. LA FORME DU CHIFFRE 4 EMPECHE LE CATHETER D'ETRE EXPULSE D'UNE CAVITE CORPORELLE; IL EST TOUTEFOIS ASSEZ SOUPLE POUR ETRE REDRESSE PAR UN FIL METALLIQUE POUSSE A TRAVERS LE CATHETER POUR PERMETTRE SON INTRODUCTION. THE CATHETER DESCRIBED IS SHAPED BY A SINGLE PREFORMED SOFT TUBE. THE TUBE SHAPES THE NUMBER 4 WITH A BODY 10 AND A DISTAL END 20 CONSISTING OF TWO ELEMENTS 30, 40. THE SHAPE OF THE NUMBER 4 PREVENTS THE CATHETER FROM BEING EXCITED FROM A BODY CAVITY; HOWEVER IT IS FLEXIBLE ENOUGH TO BE STRAIGHTENED BY A METAL WIRE PUSHED THROUGH THE CATHETER TO ALLOW ITS INTRODUCTION.

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